The Freightliner Cascadia 2011 40 Inch Upper Battery Box Cover is a practical and reliable solution for day cab models. Made from stainless steel, this cover is designed to fit most Freightliner Cascadia 2011 models. With its durable construction and easy installation, it provides a secure and protective enclosure for your battery box. Sold individually, this battery box cover offers convenience and peace of mind for truck owners. Upgrade your Freightliner Cascadia with this functional accessory that ensures the safety and longevity of your battery.